Litheko tsa phofo ea ferro tungsten le tungsten 'marakeng oa China li lula li le phetoho e fokolang kaha mmaraka o haelloa ke metsi a anngoeng ke ho ata ha coronavirus lefatšeng ka bophara. Ba boholong ba bangata ba tlameha ho khutlisa li-Lockdown, e leng ho fokotsang litšebelisano tse tsoang mebarakeng ea mose ho maoatle.
Mmaraka oa tungsten o tsitsitse ka lebaka la bofokoli bo phehellang lehlakoreng la tlhokeho. Likhoebo tsa merafo li leqe ho rekisa ka litheko tse tlase ha bareki ba batla lisebelisoa tsa theko e tlase. Ka lebaka la sena, litšebelisano tsa 'nete ha li fihlellehe. Lifeme tsa ho qhibilihisa li lula li le lebelo le tlase la ts'ebetso ho qoba likotsi le ho reka ho ipapisitse le tlhoko e thata. Batho ba bangata ba ka hare ba emetse litheko tse ncha tsa tataiso ho tsoa mekhatlong ea tungsten. Mmaraka oa phofo oa tungsten o fokola empa o tšehetsoa ke litšenyehelo tse phahameng tsa tlhahiso.
Litheko tsa lihlahisoa tsa tungsten ka la 1 Phupu 2020:
| Theko ea lihlahisoa tsa tungsten | ||
| Sehlahisoa | Specification/ WO3 Content | Theko ea Thomelo (USD, EXW LuoYang, China) |
| Ferro Tungsten | ≥70% | 20294.1 USD/Ton |
| Ammonium Paratungstate | ≥88.5% | 202.70 USD/MTU |
| Phofo ea Tungsten | ≥99.7% | 28.40USD/KG |
| Tungsten Carbide phofo | ≥99.7% | 28.10USD/KG |
| 1#Tungsten Bar | ≥99.95% | 37.50USD/KG |
| Cesium Tungsten Bronze | ≥99.9% | 279.50USD/KG |
Nako ea poso: Jul-06-2020